11118926009 has 2 divisors, whose sum is σ = 11118926010. Its totient is φ = 11118926008.

The previous prime is 11118926003. The next prime is 11118926051. The reversal of 11118926009 is 90062981111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10348585984 + 770340025 = 101728^2 + 27755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11118926009 is a prime.

It is a super-3 number, since 3×11118926009³ (a number of 31 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11118926003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5559463004 + 5559463005.

It is an arithmetic number, because the mean of its divisors is an integer number (5559463005).

Almost surely, 2^11118926009 is an apocalyptic number.

It is an amenable number.

11118926009 is a deficient number, since it is larger than the sum of its proper divisors (1).

11118926009 is an equidigital number, since it uses as much as digits as its factorization.

11118926009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 38.

The spelling of 11118926009 in words is "eleven billion, one hundred eighteen million, nine hundred twenty-six thousand, nine".